440 Messrs. J. Wood-Mason and A. Alcock on 



spines. Mouth-spines of moderate length, narrow, closely 

 felted with pedicellaria3. 



Colour in the fresh state bright cinnabar- red. 



Station 116, 405 fathoms. 



Freyella, Perrier. 



23. Freyella hentliojiliila, Sladen. 



Freyella henthophila, Sladen, 'Challenger' xVsteroidea, p. G41, pi. cxi. 

 figs. 5-8. 



Specimens from Stations 110, 1997 fathoms, and 118, 

 1803 fathoms. 



Colour in the fresh state bright cinnabar-red. 



This species was taken in 1888 in the Bay of Bengal, in 

 1520 and 1590 fathoms. 



Class ECHINOIDEA. 



Order C I D A R I D A. 



Family Cidaridae. 



1. POROCIDARIS, Desor. 



A small specimen with a test of 8 millini, diameter from 

 Station 116, 405 fathoms. 



Colour : madder, with wliitc points. 



Order DI A D E M AT I D A. 

 Family Ecliinothuridae. 



2. Phormosoma, Wyville-Thomson. 



Scores of line specimens of a large species were taken in 

 the Andaman Sea at Stations 115 and 116, in 188 to 405 

 fathoms. 



Family Arbaciidae. 

 PODOCIDARIS, A. Agassiz. 



3. Podocidaris ?prionig€ra, A. Agassiz. 



Porocidaris pn'<»ii(/rra, A. Agassiz, 'Challenger' Echiuoiden, p. oO, 

 pi. xxxiv. tigs. 14 and 15. 



Specimens from Station 112, 561 tathoms. 



